First there is the objection that the kinds of torments inflicted in hell are worse than anyone deserves: if something is unbearable, no one should have to bear it.
Second, there is the objection that we have no need to appeal to innate concepts in the first place.
First cousin to this objection is the objection that theistic experiences in particular are theory-laden, their interpretation as theistic a result of being embedded in a propensity to think theistically.
There has also been the objection that metabolomics experiments are innately too difficult to explain.
If nudges are manipulative then they may be infringements of autonomy which is the main objection that has been directed at the "old" paternalism.
That is, the objection claims that individual things are individual in virtue of features that contingently characterize them, which confuses things with their features.
Otherwise it is vulnerable to the objection that it is a good line for a poem, not a good poem in itself.
The data could be challenged with the objection that part of the feedback we received on patients' and carers' responses to the interview was motivated by social acceptability.
While our design avoids the issue of learning effects, it is open to the objection that our findings may be confounded by baseline differences between the two groups.
This, then, seems to be the primary objection that proponents of these sorts of analogies need to overcome.
